:root{--bg: #f7f7f8;--surface: #ffffff;--border: #e3e3e6;--text: #1c1c1e;--text-dim: #6b6b70;--accent: #4f46e5;--accent-dim: #eef0fd;--danger: #b91c1c;--ok: #15803d;--radius: 8px;--sidebar-w: 232px}@media (prefers-color-scheme: dark){:root{--bg: #17171a;--surface: #1f1f23;--border: #313136;--text: #ececf0;--text-dim: #9a9aa2;--accent: #8b85f5;--accent-dim: #26263a}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);padding:20px 12px;position:sticky;top:0;height:100vh}.sidebar h1{font-size:15px;margin:0 8px 20px;letter-spacing:.3px}.nav a{display:block;padding:8px 10px;border-radius:6px;color:var(--text);font-weight:500;margin-bottom:2px}.nav a:hover{background:var(--bg);text-decoration:none}.nav a.active{background:var(--accent-dim);color:var(--accent)}.sidebar .user{position:absolute;bottom:16px;left:12px;right:12px;font-size:13px;color:var(--text-dim)}.content{flex:1;padding:28px 32px;max-width:900px}.content h2{margin:0 0 4px;font-size:22px}.content .subtitle{color:var(--text-dim);margin:0 0 24px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;display:block;color:var(--text)}.card:hover{border-color:var(--accent);text-decoration:none}.card .title{font-weight:600;margin-bottom:4px}.card .meta{font-size:13px;color:var(--text-dim)}table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border)}th{font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--text-dim)}tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--bg)}.form-row{margin-bottom:16px}.form-row label{display:block;font-size:13px;font-weight:600;margin-bottom:5px}.form-row .hint{font-size:12px;color:var(--text-dim);margin-top:4px}input[type=text],textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);font:inherit}textarea{min-height:72px;resize:vertical}input:focus,textarea:focus{outline:none;border-color:var(--accent)}button{font:inherit;font-weight:600;padding:8px 16px;border-radius:6px;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer}button:disabled{opacity:.5;cursor:default}button.secondary{background:transparent;color:var(--text);border-color:var(--border)}.readonly-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;margin-bottom:24px}.readonly-grid .k{font-size:12px;color:var(--text-dim)}.readonly-grid .v{font-weight:600}.badge{display:inline-block;font-size:11px;padding:2px 8px;border-radius:20px;background:var(--accent-dim);color:var(--accent);font-weight:600}.toast{position:fixed;bottom:20px;right:20px;padding:10px 16px;border-radius:8px;background:var(--ok);color:#fff;font-weight:600}.toast.error{background:var(--danger)}.muted{color:var(--text-dim)}.image-field{display:flex;gap:16px;align-items:flex-start}.image-preview{width:160px;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--bg);display:flex;align-items:center;justify-content:center}.image-preview img{width:100%;height:100%;object-fit:cover;display:block}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;width:min(520px,92vw)}.crop-stage{position:relative;width:100%;height:320px;background:#000;border-radius:8px;overflow:hidden}.crop-controls{display:flex;align-items:center;gap:12px;margin:14px 0}.crop-controls input[type=range]{flex:1}.modal-actions{display:flex;justify-content:flex-end;gap:10px}.center{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center}